Chemistry · 2025
JEE Main · 24 January 2025, Shift 1 · Q55
K_sp for Cr ( OH )_3 is 1.6 × 10^-30. What is the molar solubility of this salt in water?
$\displaystyle \mathrm{K}_{\mathrm{sp}}$ for $\displaystyle \mathrm{Cr}(\mathrm{OH})_3$ is $\displaystyle 1.6 \times 10^{-30}$. What is the molar solubility of this salt in water?
Official answer
From NTA’s final answer key for this paper.
(4)
$\displaystyle \sqrt[4]{\frac{1.6 \times 10^{-30}}{27}}$
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